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Topaz.sh VS MT4API.dev

Compare Topaz.sh VS MT4API.dev and see what are their differences

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Contents:
  1. ยป Base Details
  2. ยป Reviews
  3. ยป Alternatives

Topaz.sh logo Topaz.sh

Cloud-native authorization. Combining the best of OPA and Zanzibar

MT4API.dev logo MT4API.dev

The Only MT4 REST API with No Limits, No Restrictions & 24/7 Access.
  • Topaz.sh Landing page
    Landing page //
    2023-07-25

Topaz is an open-source authorization service providing fine grained, real-time, policy based access control for applications and APIs.

It comes with built in support for every major programming language as well as every popular authorization model (RBAC, ABAC, PBAM, ReBAC, and combinations).

Not present

Topaz.sh

Website
topaz.sh
Pricing URL
-
$ Details
free
Platforms
Azure AWS GCP Node JS Java JavaScript Ruby Python Go .Net
Release Date
2022 October
Edit details

MT4API.dev

Website
mt4api.dev
Pricing URL
Official MT4API.dev Pricing
$ Details
-
Platforms
-
Release Date
-
Edit details

Topaz.sh features and specs

  • Graph directory
  • OPA decision engine
  • ReBAC
  • ABAC
  • RBAC

MT4API.dev features and specs

No features have been listed yet.

Analysis of Topaz.sh

Overall verdict

  • Topaz is a solid open-source authorization solution that combines fine-grained access control models (RBAC, ABAC, ReBAC) with a local, low-latency decision engine, making it a strong choice for teams needing flexible and performant authz.

Why this product is good

  • Open-source and built on proven foundations like Open Policy Agent (OPA) and Google Zanzibar-inspired relationship-based access control
  • Supports multiple authorization models including RBAC, ABAC, and ReBAC for flexible fine-grained permissions
  • Runs as a local sidecar or container for low-latency authorization decisions without network round-trips
  • Separates policy from application code, making authorization easier to manage and audit
  • Backed by Aserto, providing a path to managed and enterprise offerings if needed
  • Includes tooling for policy authoring, testing, and a directory for storing users, resources, and relationships

Recommended for

  • Development teams building applications that require fine-grained, centralized authorization
  • Organizations needing relationship-based access control similar to Google Zanzibar
  • Companies wanting to decouple authorization logic from application code
  • Teams that prefer open-source solutions with the option for managed enterprise support
  • Microservices architectures requiring low-latency, local authorization decisions

Category Popularity

0-100% (relative to Topaz.sh and MT4API.dev)

Topaz.sh

MT4API.dev

Developer Tools
100 100%
Developer Tools
0% 0
Forex Signals
0 0%
Forex Signals
100% 100
Web Application Security
100 100%
Web Application Security
0% 0
REST API
0 0%
REST API
100% 100

Questions & Answers

As answered by people managing Topaz.sh and MT4API.dev.

What makes your product unique?

Topaz.sh's answer

It is the only open-source authorization project to support every authorization model and combinations

How would you describe the primary audience of your product?

Topaz.sh's answer

Applications developers charged with implementing access controls for their applications/APIs

Which are the primary technologies used for building your product?

Topaz.sh's answer

Golang based and uses Open Policy Agent as the decision engine

User comments

Share your experience with using Topaz.sh and MT4API.dev. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, Topaz.sh seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Topaz.sh mentions (1)

  • Authorization is still a nightmare for engineers
    Congrats on the launch! [Disclosure: I'm one of the co-founders of Aserto, the creators of Topaz]. The problem of data filtering is indeed a huge part of building an effective authorization system. Partial evaluation is one way of doing it, although with systems like OPA [0] it requires a lot of heavy lifting (parsing the returned AST and converting it into a WHERE clause). Looking forward to seeing how turnkey... - Source: Hacker News / over 2 years ago

MT4API.dev mentions (0)

We have not tracked any mentions of MT4API.dev yet. Tracking of MT4API.dev recommendations started around Apr 2025.

What are some alternatives?

When comparing Topaz.sh and MT4API.dev, you can also consider the following products

authzed - The platform to store, compute, and validate app permissions

Aserto - Fine-grained, scalable authorization in minutes

Cerbos - Cerbos helps teams separate their authorization process from their core application code, making their authorization system more scalable, more secure and easier to change as the application evolves.

Warrant - Authorization and access control infrastructure for developers

Ory - Developer-first Access Management

Oso - A batteries-included system for authorization.

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